JPS62176771U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案による方向探知機の一例を示
す図、第２図はその動作の説明に供するための波
形図、第３図は従来の方向探知機を示すブロツク
図、第４図はその説明に供するための波形図であ
る。 Fig. 1 is a diagram showing an example of a direction finder according to this invention, Fig. 2 is a waveform diagram to explain its operation, Fig. 3 is a block diagram showing a conventional direction finder, and Fig. 4 is a diagram showing its operation. FIG. 3 is a waveform diagram for explanation.

Claims (1)

【実用新案登録請求の範囲】 方位測定用アンテナの受信出力を、受信電波の
到来方向に対応したレベルで時分割的に取込み、 その時分割的に取込まれた受信信号を受信機で
検波し、その検波出力を方位指示部へ供給して到
来電波の方位を指示すると共に、 上記受信機の出力を受音部へ供給して上記到来
電波中の変調信号を受音する方向探知機において
、 上記受信機と上記受音部との間に直列に挿入さ
れた可変レベル調整器と、 上記アンテナ受信出力の時分割的取込みと同期
して上記受信機の出力レベルを、その各切替区分
ごとに検出して、その検出レベルをそれぞれ保持
するレベル検出器と、 そのレベル検出器に保持された各切替区分の検
出レベルを上記可変レベル調整器へ制御信号とし
て上記時分割的取込みと同期して供給する制御手
段とを具備する方向探知機。[Claim for Utility Model Registration] The receiving output of the direction measuring antenna is captured in a time-divisional manner at a level corresponding to the arrival direction of the received radio waves, and the received signal captured in the time-divisional manner is detected by a receiver, In the direction finder, the detection output is supplied to a direction indicating section to indicate the direction of the incoming radio wave, and the output of the receiver is supplied to a sound receiving section to receive a modulated signal in the incoming radio wave, A variable level adjuster inserted in series between the receiver and the sound receiving section, and detecting the output level of the receiver for each switching section in synchronization with the time-sharing acquisition of the antenna reception output. and supplying the detection level of each switching section held in the level detector as a control signal to the variable level adjuster in synchronization with the time-sharing acquisition. A direction finder comprising control means.